Compilare: main.cpp: In function 'int main()': main.cpp:16:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 16 | for(int i=0;i<cuv.size();i++) | ~^~~~~~~~~~~ main.cpp:18:33: warning: array subscript has type 'char' [-Wchar-subscripts] 18 | if(v[inc][cuv[i]]==0) | ^ main.cpp:21:34: warning: array subscript has type 'char' [-Wchar-subscripts] 21 | v[inc][cuv[i]]=cnt; | ^ main.cpp:26:38: warning: array subscript has type 'char' [-Wchar-subscripts] 26 | inc=v[inc][cuv[i]]; | ^ main.cpp:34:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 34 | for(int i=0;i<cuv.size();i++) | ~^~~~~~~~~~~ main.cpp:36:33: warning: array subscript has type 'char' [-Wchar-subscripts] 36 | if(v[inc][cuv[i]]>0) | ^ main.cpp:39:38: warning: array subscript has type 'char' [-Wchar-subscripts] 39 | inc=v[inc][cuv[i]]; | ^ main.cpp:33:28: warning: variable 'ant' set but not used [-Wunused-but-set-variable] 33 | int inc=1,ok=0,ant; | ^~~ main.cpp:53:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 53 | for(int i=0;i<cuv.size();i++) | ~^~~~~~~~~~~ main.cpp:55:34: warning: array subscript has type 'char' [-Wchar-subscripts] 55 | inc=v[inc][cuv[i]]; | ^ main.cpp:62:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 62 | for(int i=0;i<cuv.size();i++) | ~^~~~~~~~~~~ main.cpp:64:33: warning: array subscript has type 'char' [-Wchar-subscripts] 64 | if(v[inc][cuv[i]]==0) | ^ main.cpp:70:34: warning: array subscript has type 'char' [-Wchar-subscripts] 70 | inc=v[inc][cuv[i]]; | ^